/*
 * Copyright (c) 2002-2008 JGoodies Karsten Lentzsch. All Rights Reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *  o Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 *
 *  o Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *
 *  o Neither the name of JGoodies Karsten Lentzsch nor the names of
 *    its contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

package com.jgoodies.forms.tutorial.basics;

import java.awt.Component;

import javax.swing.*;

import com.jgoodies.forms.factories.Borders;
import com.jgoodies.forms.layout.CellConstraints;
import com.jgoodies.forms.layout.FormLayout;
import com.jgoodies.forms.tutorial.util.TutorialApplication;

/**
 * Demonstrates how components can span multiple columns and rows.
 *
 * @author	Karsten Lentzsch
 * @version $Revision: 3 $
 */
public final class SpanExample extends TutorialApplication {


    // Launching **************************************************************

    public static void main(String[] args) {
        TutorialApplication.launch(SpanExample.class, args);
    }


    protected void startup(String[] args) {
        JFrame frame = createFrame("Forms Tutorial :: Span");
        frame.getContentPane().add(buildPanel());
        packAndShowOnScreenCenter(frame);
    }


    // Building ***************************************************************

    /**
     * Builds and returns a tabbed pane with tabs for the column span example
     * and the row span example.
     *
     * @return a tabbed pane that shows horizontal and vertical spans
     */
    public JComponent buildPanel() {
        JTabbedPane tabbedPane = new JTabbedPane();
        tabbedPane.putClientProperty("jgoodies.noContentBorder", Boolean.TRUE);

        tabbedPane.add("Column Span", buildColumnSpanExample());
        tabbedPane.add("Row Span",    buildRowSpanExample());
        return tabbedPane;
    }


    /**
     * Builds and returns a panel where a component spans multiple columns.
     *
     * @return a panel with a component that spans multiple columns
     */
    private JComponent buildColumnSpanExample() {
        FormLayout layout = new FormLayout(
            "pref, 8px, 100px, 4px, 200px",
            "pref, 6px, pref, 6px, pref, 6px, pref");

        JPanel panel = new JPanel(layout);
        panel.setBorder(Borders.DIALOG_BORDER);
        CellConstraints cc = new CellConstraints();

        panel.add(new JLabel("Name:"),      cc.xy (1, 1));
        panel.add(new JTextField(),         cc.xyw(3, 1, 3));

        panel.add(new JLabel("Phone:"),     cc.xy (1, 3));
        panel.add(new JTextField(),         cc.xyw(3, 3, 3));

        panel.add(new JLabel("ZIP, City:"), cc.xy (1, 5));
        panel.add(new JTextField(),         cc.xy (3, 5));
        panel.add(new JTextField(),         cc.xy (5, 5));

        panel.add(new JLabel("Country:"),   cc.xy (1, 7));
        panel.add(new JTextField(),         cc.xyw(3, 7, 3));

        return panel;
    }


    /**
     * Builds and returns a panel where a component spans multiple rows.<p>
     *
     * This demo method is about layout. The default FocusTraversalPolicy
     * will lead to a poor focus traversal order: name, notes, phone, fax;
     * where the order should be: name, phone, fax, notes.
     * The components are added in the same order as they shall be
     * traversed by the focus.
     * Hence, if you set a ContainerOrderFocusTraversalPolicy,
     * the focus will traverse the fields in the appropriate order.
     *
     * @return a panel with a component that spans multiple rows
     */
    private JComponent buildRowSpanExample() {
        FormLayout layout = new FormLayout(
            "200px, 25px, 200px",
            "2*(pref, 2px, pref, 9px), pref, 2px, pref");

        JPanel panel = new JPanel(layout);
        panel.setBorder(Borders.DIALOG_BORDER);
        CellConstraints cc = new CellConstraints();

        Component addressArea = new JScrollPane(new JTextArea());

        panel.add(new JLabel("Name:"),    cc.xy  (1,  1));
        panel.add(new JTextField(),       cc.xy  (1,  3));

        panel.add(new JLabel("Phone:"),   cc.xy  (1,  5));
        panel.add(new JTextField(),       cc.xy  (1,  7));

        panel.add(new JLabel("Fax:"),     cc.xy  (1,  9));
        panel.add(new JTextField(),       cc.xy  (1, 11));

        panel.add(new JLabel("Notes:"),   cc.xy  (3, 1));
        panel.add(addressArea,            cc.xywh(3, 3, 1, 9));

        return panel;
    }


}
